Home / 16,771.86-25,161.42-5,085.96

Finding the Fourth Proportional to 16,771.86, 25,161.42 and 5,085.96

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Solution

The fourth proportional to 16,771.86, 25,161.42 and 5,085.96 is: 7,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.86 : 25,161.42 = 5,085.96 : x
  2. Step 2: Convert to fraction form
    16,771.86/25,161.42 = 5,085.96/x
  3. Step 3: Cross multiply
    16,771.86x = 25,161.42 × 5,085.96
  4. Step 4: Simplify right side
    16,771.86x = 127,969,975.66
  5. Step 5: Solve for x
    x = 127,969,975.66/16,771.86
  6. Step 6: Final answer
    x = 7,630.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.